Extendable/retractable support column
US10012344B2 · kind B2 · utility
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97References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 14, 2017 |
| Grant date | Jul 3, 2018 |
| Priority date | — |
| Expiry date | Jul 14, 2037 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T403/32008
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
An extendable and retractable column which is formed from at least three linked sections. The linked sections include a plurality of individual sections linked end to end. As the linked sections are extended, each of the individual sections engage adjacent individual sections to form a column. As the linked sections are retracted, each of the individual sections disengage from the adjacent individual sections and the column may be retracted for compact storage.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.